OBD Guide

P0D7B

A/C Compressor Motor Phase U Current High

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$56–278 (est.)

Symptoms

  • Air conditioner doesn't work
  • Reduced cooling efficiency
  • Check Engine light comes on
  • Noise or vibration from the compressor
  • Increased energy consumption in hybrid systems

Causes

  • Compressor motor malfunction
  • Problems in the electrical circuit (open or short circuit)
  • Compressor control unit malfunction
  • Wiring harness damage
  • Power or grounding problems

How to Fix

  1. Check the electrical circuit of the compressor for breaks and short circuits
  2. Test the compressor motor
  3. Check the operation of the compressor control unit
  4. Inspect and, if necessary, replace the wiring harness
  5. Check the power and grounding system

Related codes

Error P0D7B by Vehicle Brand